LOG.h

#ifndef LOG_H
#define LOG_H

#include <iostream>
#include <string>
#include <cstdlib>
#include <cstring>
#include <ctime>
#include <initializer_list>
#include <chrono>

/**
 * Add to CMakeList.txt
 * string(LENGTH "${CMAKE_SOURCE_DIR}/" SOURCE_PATH_SIZE)
 * add_definitions("-DSOURCE_PATH_SIZE=${SOURCE_PATH_SIZE}")
 */
#define __FILENAME__ (__FILE__ + SOURCE_PATH_SIZE)

using namespace std::chrono;

template<typename T>
void log_cout(T t) {
    std::cout << t;
}

template<typename T, typename... Args>
void log_cout(T t, Args... args) {
    std::cout << t;
    log_cout(args...);
}


template<typename T>
void log_cerr(T t) {
    std::cerr << t;
}

template<typename T, typename... Args>
void log_cerr(T t, Args... args) {
    std::cerr << t;
    log_cerr(args...);
}


#define LOG_INFO(...) (log_cout("[INFO]\t[", \
    duration_cast<std::chrono::milliseconds>(std::chrono::system_clock::now().time_since_epoch()).count(), \
    "]\t",__FILENAME__,":", __LINE__, ": \t", __func__ , ": ", ##__VA_ARGS__, "\n") )

#define LOG_ERROR(...) (log_cerr("[ERROR]\t[", \
    duration_cast<std::chrono::milliseconds>(std::chrono::system_clock::now().time_since_epoch()).count(), \
    "]\t",__FILENAME__,":", __LINE__, ": \t", __func__ , ": ", ##__VA_ARGS__, "\n") )

#endif